Syowa 12Z wind_speed 1957 - - 15.4 12.3 10.5 13.8 13.5 10.8 8.6 11.2 12.7 9.4 1958 11.4 - - - - - - - - - - - 1959 - 5.2 15.5 11.2 9.8 14.3 17.2 9.7 8.1 8.2 14.5 9.5 1960 11.7 7.6 11.4 16.1 9.9 11.3 13.2 11.5 7.9 13.0 8.9 9.9 1961 6.9 7.6 10.5 12.4 10.9 18.2 8.9 11.2 11.9 11.2 16.6 8.5 1962 11.5 - - - - - - - - - - - 1963 - - - - - - - - - - - - 1964 - - - - - - - - - - - - 1965 - - - - - - - - - - - - 1966 - 10.5 - 15.9 - - 9.4 - - 7.5 14.4 8.4 1967 5.4 5.8 10.6 21.1 17.1 15.4 9.1 11.9 4.5 7.8 11.2 9.9 1968 5.9 10.2 19.6 14.1 14.4 9.4 9.1 17.3 12.6 13.0 12.3 6.5 1969 5.4 7.9 14.9 15.9 18.3 16.8 11.5 9.8 9.7 5.9 9.6 5.5 1970 9.3 9.0 9.1 13.1 14.2 15.8 12.0 12.0 7.9 16.0 8.8 6.7 1971 5.6 12.6 14.3 12.6 7.5 9.3 11.5 15.4 12.1 16.3 15.8 3.0 1972 3.8 9.1 11.1 11.0 8.5 7.4 8.6 13.1 16.9 9.0 9.5 10.5 1973 4.6 10.5 13.8 20.7 18.8 16.0 12.1 11.5 8.4 12.4 8.6 11.0 1974 4.2 13.4 11.7 17.5 18.3 9.3 13.8 10.5 11.3 11.1 6.9 7.2 1975 5.6 11.4 15.6 13.4 14.4 17.7 8.1 11.5 10.1 10.6 8.3 5.2 1976 5.2 11.2 18.4 14.9 16.8 8.7 12.0 6.3 12.5 6.7 9.7 6.1 1977 4.0 7.2 18.2 13.0 14.8 13.9 14.8 8.9 15.4 12.6 10.5 6.7 1978 8.2 12.0 10.8 14.9 22.0 10.2 18.4 10.5 18.6 12.2 7.6 6.4 1979 6.1 11.8 15.6 20.2 16.5 13.6 11.7 12.6 9.2 7.5 13.2 3.9 1980 14.5 11.4 17.9 16.0 16.7 11.6 13.8 12.8 9.9 14.2 7.2 7.4 1981 5.2 12.5 16.1 19.9 19.8 15.7 17.2 13.0 8.5 15.1 14.0 15.8 1982 7.7 10.1 19.9 22.3 22.9 16.5 16.1 10.5 10.8 11.5 12.7 10.9 1983 8.2 17.0 14.5 13.6 16.1 16.2 13.9 19.4 15.3 14.2 13.3 7.7 1984 7.7 12.6 18.8 16.7 14.7 11.5 8.2 10.4 15.2 10.3 10.0 7.5 1985 9.7 14.9 13.8 22.6 16.4 12.0 14.3 11.3 15.6 12.6 13.5 13.5 1986 10.3 11.6 19.1 22.5 15.4 15.0 13.2 10.5 15.2 14.4 13.9 12.1 1987 9.1 14.4 17.7 18.9 11.0 19.2 7.6 10.5 10.8 11.3 17.5 7.0 1988 8.8 14.7 15.9 12.3 17.9 11.0 19.5 9.1 11.0 6.6 8.9 7.5 1989 11.0 16.4 14.3 17.6 7.4 10.8 10.1 12.5 8.0 11.0 15.6 7.4 1990 10.0 15.3 16.2 12.2 9.8 13.9 23.4 10.9 8.6 11.1 12.1 10.9 1991 16.0 11.6 11.2 11.7 21.8 14.4 16.1 11.9 11.3 9.4 9.3 9.9 1992 7.2 16.2 17.5 17.9 19.3 12.0 12.7 16.8 8.9 8.1 11.7 9.3 1993 9.6 10.9 20.9 10.7 12.4 8.8 14.8 13.0 9.2 11.5 11.8 14.0 1994 8.7 10.4 15.2 18.8 16.6 13.2 17.5 9.1 11.5 11.4 10.9 13.7 1995 8.5 11.2 11.9 20.7 12.8 8.6 15.1 6.1 7.6 13.2 9.6 8.9 1996 6.8 12.2 15.0 15.2 12.0 13.9 14.6 11.1 13.0 14.3 13.4 9.6 1997 6.5 10.7 11.1 24.8 12.8 13.9 6.7 12.1 7.1 9.8 8.1 8.9 1998 10.2 14.5 21.1 15.8 16.4 14.1 11.8 5.5 19.6 11.1 12.1 10.0 1999 14.3 12.6 17.4 20.6 16.5 19.1 13.5 10.6 11.3 8.6 9.6 9.1 2000 9.1 13.1 7.7 16.5 10.7 15.8 12.9 13.1 7.1 12.8 10.6 6.9 2001 8.0 11.6 12.4 16.0 13.4 9.6 13.5 11.3 10.9 10.7 14.6 12.1 2002 8.0 16.7 14.4 17.3 17.9 14.5 18.1 12.6 15.3 12.7 9.1 9.6 2003 7.1 9.6 16.7 16.9 16.1 19.9 16.7 13.6 14.4 11.0 15.1 7.1 2004 10.8 16.4 19.0 13.3 15.5 17.0 9.7 13.5 9.8 16.6 12.2 7.9 2005 6.0 16.8 13.1 15.6 - 15.5 16.6 16.7 14.3 11.9 7.4 6.1 2006 7.9 8.6 15.6 16.8 - 13.3 - 14.3 9.6 9.2 6.9 6.7 2007 5.4 10.4 14.5 14.8 - - 15.8 16.7 5.6 17.5 8.1 10.1 2008 10.8 10.8 12.7 19.1 11.0 13.4 15.8 12.5 13.1 7.4 11.5 11.5 2009 11.0 - - - - - - - - - - -